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Dual Variac Box  
Stanley A Meyers  

Project Boxes 

Some Times the Simplest Step Begin with the right Parts 
 
Any one want to help get the sizes for these boxes 
 

#8XA #9XB #9XA #DUAL #VARIAC #BOX #DESIGNS #Stanley #Meyer

Gas Rate and  Gas Processor Box 

20" x 5.9" x 3.8" Aluminum Instrument Enclosure

Item #E-3   $80

Sizes being Checked 

https://www.circuitspecialists.com 

Option here

 https://www.circuitspecialists.com/rackmount-enclosure-et435b.html

  • Width: 17.16" (436mm)

  • Depth: 13.78" (350mm)

  • Height: 6.8" (174mm)

https://www.circuitspecialists.com/electronic-enclosure-em-06.html

EM Series Multi-Box Steel Enclosure - 15.75" x 10.2" x 5.8"

#8XA #9XB #9XA #DUAL #VARIAC #BOX #DESIGNS #Stanley #Meyer

Hydrogen Fracturing Process (The Black Box)

 

PC9XB VPVF Card

Figure 1: PCB Front Figure 2: PCB Back Figure 3: Schematic: Components List:

 

PC9XB VPVF Card
PC9XB VPVF Card back

PC9XD Voltage Regulator Card PCB

Figure 1: PCB Front Figure 2: PCB Back: Figure 3: Schematic: Components List:

 

PC9XD Voltage Regulator Card PCB.png
PC9XD Voltage Regulator Card PCB back.png

PC9XA VVPC PCBs

Figure 1: PCB Front: Figure 2: PCB Back: Figure 3: Schematic Components List: 3 - 2N6...

3 - 2N6677 Transistors

3 - 100 ohm/10W resistors

 

PC9XA VVPC PCBs.png
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PC9XA VVPC PCBs BAck.png
PC9XA VVPC PCBs 2 Back.png
PC9XA VVPC PCBs Schematic.png

PC9XE Sequential Gate Card

Figure 1: PCB Front Figure 2: PCB Back: Figure 3: Schematic  

Components List:

3 - 7404 Hex Inverter ICs

1 - 74193 Binary Counter IC

1 - 74154 Decoder/Demultiplexer IC

6 - H11D1 Optocouplers

9 - 220 Ohm 1/2 watt resistors

2 - Green 5mm LEDs

1 - Amber 5mm LED

74154 Pinout:

Pin out 1.png

74193 Pinout:

74193 Pinout.png

7404 Pinout:

7404 Pinout.png

H11D1 Pinout:

H11D1 Pinout.png
PC9XE Sequential Gate Card.png
PC9XE Sequential Gate Card Back.png
PC9XE Sequential Gate Card Back 2.png
PC9XE Sequential Gate Card Sch.png

PC9XC Variable Gate Card

Figure 1: PCB Front Figure 2: PCB Back Figure 3: Schematic  

Components List:

2 - 7404 Hex Inverter ICs

3 - 7490 Decade Divider ICs

1 - 555 Timer IC

6 - H11D1 Optocouplers

9 - 220 ohm resistors

1 - 1k resistors

1 - 10nF capacitor

2 - 5mm LEDs

 

PC9XC Variable Gate Card.png
PC9XC Variable Gate Card back.png

20YA/J Cage Wiring Harness

 

20YA J Cage Wiring Harness Sch.png
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